<header>Destination address for unknown recipients</header>

<center><tt>luser_relay</tt></center>
<hr>

This parameter specifies an optional destination address for unknown
recipients. By default, mail for unknown local recipients is bounced.

<p>

The following expansions are done: 

<ul>
<li><tt>$user</tt> (recipient username), 
<li><tt>$shell</tt> (recipient shell), 
<li><tt>$home</tt> (recipient home directory),
<li><tt>$recipient</tt> (full recipient address), 
<li><tt>$extension</tt> (recipient address extension), 
<li><tt>$domain</tt> (recipient domain), 
<li><tt>$local</tt> (entire recipient localpart), 
<li><tt>$recipient_delimiter</tt>.
</ul>

Specify <tt>${name?value}</tt> or <tt>${name:value}</tt> to expand value only
when <tt>$name</tt> does (does not) exist.

<p>

Examples:
<ul>
<li><tt>$user@other.host</tt>
<li><tt>$local@other.host</tt>
<li><tt>admin+$local</tt>
</ul>

<hr>
